Home / 1,337,254.48-1,845,411.05-756,465.20

Finding the Fourth Proportional to 1,337,254.48, 1,845,411.05 and 756,465.20

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Solution

The fourth proportional to 1,337,254.48, 1,845,411.05 and 756,465.20 is: 1,043,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,254.48 : 1,845,411.05 = 756,465.20 : x
  2. Step 2: Convert to fraction form
    1,337,254.48/1,845,411.05 = 756,465.20/x
  3. Step 3: Cross multiply
    1,337,254.48x = 1,845,411.05 × 756,465.20
  4. Step 4: Simplify right side
    1,337,254.48x = 1,395,989,239,020.46
  5. Step 5: Solve for x
    x = 1,395,989,239,020.46/1,337,254.48
  6. Step 6: Final answer
    x = 1,043,921.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.